Home / 122,472,747.20-183,567,403.20-49,653,520.40

Finding the Fourth Proportional to 122,472,747.20, 183,567,403.20 and 49,653,520.40

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Solution

The fourth proportional to 122,472,747.20, 183,567,403.20 and 49,653,520.40 is: 74,422,824.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472,747.20 : 183,567,403.20 = 49,653,520.40 : x
  2. Step 2: Convert to fraction form
    122,472,747.20/183,567,403.20 = 49,653,520.40/x
  3. Step 3: Cross multiply
    122,472,747.20x = 183,567,403.20 × 49,653,520.40
  4. Step 4: Simplify right side
    122,472,747.20x = 9,114,767,799,566,224
  5. Step 5: Solve for x
    x = 9,114,767,799,566,224/122,472,747.20
  6. Step 6: Final answer
    x = 74,422,824.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.